Yamaha F70 User Manual

50
Engine control system
EMU26803
Alert system
NOTICE
ECM00091
Do not continue to operate the engine if a
alert device has activated. Consult your
Yamaha dealer if the problem cannot be
located and corrected.
EMU2681C
Overheat alert
This engine has an overheat-alert device. If
the engine temperature rises too high, the
alert device will activate.
 The engine speed will automatically de-
crease to about 2000 r/min.
 The overheat-alert indicator will light or
blink.
 The buzzer will sound (if equipped on the
tiller handle, remote control box, or main
switch panel).
If the alert system has activated, stop the en-
gine and check the cooling water inlets:
 Check trim angle to be sure that the cool-
ing water inlet is submerged.
 Check the cooling water inlet for clogging.
ZMU05028
ZMU07103
6C1-9-3B-1E0.book 50 ページ ２０１２年１１月１９日 月曜日 午前１０時３５分

Yamaha F70 Specifications

Engine Specifications

engine type	16-Valve, SOHC In-Line Four Cylinder
displacement	996 cc
bore x stroke	65 x 75 mm
compression ratio	9.4:1

Power

full throttle rpm range	5300 ~ 6300
horsepower rating	70 hp at 5800 rpm
alternator output	17 Amp

Fuel and Lubrication

recommended fuel	Regular Unleaded (Minimum Pump Octane 87)
ethanol blend limit	10% Maximum
engine oil capacity	2.1 L with filter

Weight and Dimensions

weight	118 kg
degree of trim	-4° through +16°
degree of tilt	65°